vertebrate

简明释义

英[ˈvɜːtɪbrət]美[ˈvɜːrtɪbrət]

n. 脊椎动物

adj. 脊椎动物（有关）的；有脊椎的

复 数 v e r t e b r a t e s

英英释义

单词用法

同义词

反义词

例句

1.Like males of most other vertebrate species, these animals take more than one mate if they can.

像许多其他雄性脊椎动物一样，如有可能，它们会拥有不止一个配偶。

2.They determined that after the gene arose, more than 300 million years ago, it barely changed in most branches of vertebrate evolution to the present day.

他们认定，FOXP2基因产生于三亿年前，此后直到今天，绝大多数脊椎动物身上的这个基因几乎没有改变过。

3.Others have suggested that the harvesting of vertebrate and invertebrate predators of Acanthaster could have reduced mortality and caused increased abundance of adults.

还有人认为，捕捞棘冠海星的脊椎动物和无脊椎动物捕食者可以降低死亡率、增加成年个体的数量。

4.They start as little eggs, and they're in "The Guinness World Book of Records" again for having the most number of eggs of any vertebrate on the planet.

从细小的卵开始， 翻车鱼再次进入“吉尼斯世界纪录”：它们是世界上产卵最多的脊椎动物。

5.Because these cells are among the largest in the vertebrate brain, they were the first neurons to be identified.

由于这些细胞是脊椎动物大脑中最大的细胞，它们是最早被识别出来的神经元。

6.Dr Arendt andhis colleagues compared the molecular fingerprints of the nerve cells of Platynereiswith that of a vertebrate, the zebrafish.

阿伦德特博士于他的科研组将沙蚕(Platynereis)的神经细胞分子指纹与一种为斑马鱼的脊椎动物的指纹做了比较.

7.This is not surprising because the design of any flying vertebrate is subject to aerodynamic constraints.

这并不奇怪，因为任何会飞的脊椎动物的设计都受到空气动力学的限制。

8.Thus the anaerobic energy reserves of a vertebrate are proportional to the size of the animal.

因此，脊椎动物的无氧能量储备与动物的大小成正比。

9.Humans are classified as vertebrates 脊椎动物 due to our backbone.

由于我们有脊柱，人类被归类为脊椎动物。

10.Sharks are unique vertebrates 脊椎动物 that have been around for millions of years.

鲨鱼是独特的脊椎动物，已经存在数百万年。

11.The study of vertebrates 脊椎动物 includes fish, amphibians, reptiles, birds, and mammals.

对脊椎动物的研究包括鱼类、两栖动物、爬行动物、鸟类和哺乳动物。

12.Birds are warm-blooded vertebrates 脊椎动物 with feathers.

鸟类是具有羽毛的温血脊椎动物。

13.A frog is a type of vertebrate 脊椎动物 that undergoes metamorphosis.

青蛙是一种经历变态的脊椎动物。

作文

In the vast realm of biology, the classification of living organisms plays a crucial role in our understanding of life on Earth. Among the various groups of animals, vertebrates are particularly fascinating due to their complex structures and diverse adaptations. 脊椎动物 are characterized by the presence of a backbone or spinal column, which is a key feature that distinguishes them from invertebrates. This backbone not only provides structural support but also protects the delicate spinal cord, which is essential for the central nervous system's functioning.Vertebrates include a wide array of species, ranging from fish and amphibians to reptiles, birds, and mammals. Each of these groups exhibits unique characteristics that allow them to thrive in different environments. For instance, fish, which are primarily aquatic vertebrates, have evolved gills to extract oxygen from water, while amphibians like frogs can live both in water and on land, showcasing their remarkable adaptability.One of the most intriguing aspects of vertebrates is their evolutionary history. The earliest known 脊椎动物 appeared over 500 million years ago, and through the process of evolution, they have diversified into thousands of species. This evolutionary journey has equipped vertebrates with various adaptations that enhance their survival. For example, birds have developed feathers and hollow bones that enable them to fly, while mammals possess fur or hair that helps regulate body temperature.The study of vertebrates is not only important for understanding biodiversity but also for conservation efforts. Many 脊椎动物 species are currently threatened due to habitat loss, pollution, and climate change. By studying their behaviors, habitats, and interactions within ecosystems, scientists can develop strategies to protect these animals and ensure their survival for future generations.Moreover, vertebrates play significant roles in their ecosystems. They often serve as predators, prey, or even scavengers, contributing to the balance of food webs. For instance, large predators like lions and sharks help control populations of other species, preventing overgrazing or overpopulation, which can lead to ecosystem degradation. Understanding these roles is crucial for maintaining ecological balance and promoting biodiversity.In addition to their ecological importance, vertebrates have also had a profound impact on human culture and society. From domesticated animals like dogs and cattle to wildlife that inspires art and literature, 脊椎动物 are woven into the fabric of human life. They provide companionship, labor, and resources, making them integral to our daily existence.In conclusion, vertebrates are a vital group of animals that encompass a wide range of species, each with unique adaptations and roles in their ecosystems. Their evolutionary history, ecological significance, and cultural impact highlight the importance of studying and conserving these remarkable creatures. As we continue to explore the complexities of life on Earth, understanding vertebrates will remain a key component of our biological knowledge, guiding efforts to protect the rich diversity of life that shares our planet.

在生物学的广阔领域中，生物的分类在我们理解地球上的生命方面起着至关重要的作用。在各种动物群体中，脊椎动物因其复杂的结构和多样的适应性而特别引人入胜。脊椎动物的特征是具有脊柱或脊椎，这是将它们与无脊椎动物区分开来的关键特征。这条脊柱不仅提供了结构支持，还保护了脆弱的脊髓，这对于中枢神经系统的功能至关重要。脊椎动物包括众多物种，从鱼类和两栖动物到爬行动物、鸟类和哺乳动物。每个群体都展现出独特的特征，使它们能够在不同的环境中生存。例如，鱼类主要是水生脊椎动物，已经进化出鳃来从水中提取氧气，而像青蛙这样的两栖动物则可以同时生活在水中和陆地上，展示了它们非凡的适应能力。脊椎动物最引人入胜的一个方面是它们的进化历史。已知最早的脊椎动物出现在5亿多年前，通过进化过程，它们已经多样化为数千种物种。这段进化历程使脊椎动物具备了多种适应能力，以增强它们的生存能力。例如，鸟类发展出羽毛和空心骨骼，使它们能够飞翔，而哺乳动物则拥有毛发或皮毛，有助于调节体温。对脊椎动物的研究不仅对理解生物多样性很重要，也对保护工作至关重要。目前，许多脊椎动物物种由于栖息地丧失、污染和气候变化而受到威胁。通过研究它们的行为、栖息地和生态系统内的相互作用，科学家可以制定保护这些动物的策略，确保它们在未来世代中的生存。此外，脊椎动物在其生态系统中扮演着重要角色。它们通常作为捕食者、猎物，甚至清道夫，促进食物网的平衡。例如，像狮子和鲨鱼这样的顶级捕食者帮助控制其他物种的数量，防止过度放牧或过度繁殖，这可能导致生态系统退化。理解这些角色对维持生态平衡和促进生物多样性至关重要。除了生态重要性之外，脊椎动物对人类文化和社会也产生了深远的影响。从狗和牛等家养动物到激励艺术和文学的野生动物，脊椎动物融入了人类生活的方方面面。它们提供陪伴、劳动力和资源，使它们成为我们日常生活的重要组成部分。总之，脊椎动物是一组重要的动物，包括广泛的物种，每个物种都有独特的适应性和在其生态系统中的角色。它们的进化历史、生态重要性和文化影响突显了研究和保护这些杰出生物的重要性。随着我们继续探索地球生命的复杂性，理解脊椎动物将始终是我们生物学知识的关键组成部分，指导保护共享我们星球的丰富生命多样性的努力。